<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>	</title>
	<script>var jQuery = 456;</script>
	<script src='jquery源码分析.js'></script>
	<script>
		var box = $.noConflict(true); //352行
		// alert($); undefine
		box(function(){
			alert(jQuery); //如果不写true的话，就打印出一个函数
		})
	</script>
</head>
<body>
	
</body>
</html>